From d5d37a0ab13b8f4ccfa58a4e852e19bcbf47ed5e Mon Sep 17 00:00:00 2001 From: Finn Thain Date: Mon, 10 Oct 2016 00:46:53 -0400 Subject: scsi: ncr5380: Pass hostdata pointer to register polling routines Pass a NCR5380_hostdata struct pointer to the board-specific routines instead of a Scsi_Host struct pointer. This reduces pointer chasing in the PIO and PDMA fast paths. The old way was a mistake because it is slow and the board-specific code is not concerned with the mid-layer. Signed-off-by: Finn Thain Reviewed-by: Hannes Reinecke Tested-by: Ondrej Zary Tested-by: Michael Schmitz Signed-off-by: Martin K. Petersen --- drivers/scsi/NCR5380.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/scsi/NCR5380.h') diff --git a/drivers/scsi/NCR5380.h b/drivers/scsi/NCR5380.h index c2d8b78d1a38..4682baab07ed 100644 --- a/drivers/scsi/NCR5380.h +++ b/drivers/scsi/NCR5380.h @@ -302,15 +302,15 @@ static void NCR5380_reselect(struct Scsi_Host *instance); static struct scsi_cmnd *NCR5380_select(struct Scsi_Host *, struct scsi_cmnd *); static int NCR5380_transfer_dma(struct Scsi_Host *instance, unsigned char *phase, int *count, unsigned char **data); static int NCR5380_transfer_pio(struct Scsi_Host *instance, unsigned char *phase, int *count, unsigned char **data); -static int NCR5380_poll_politely2(struct Scsi_Host *, +static int NCR5380_poll_politely2(struct NCR5380_hostdata *, unsigned int, u8, u8, unsigned int, u8, u8, unsigned long); -static inline int NCR5380_poll_politely(struct Scsi_Host *instance, +static inline int NCR5380_poll_politely(struct NCR5380_hostdata *hostdata, unsigned int reg, u8 bit, u8 val, unsigned long wait) { - return NCR5380_poll_politely2(instance, reg, bit, val, + return NCR5380_poll_politely2(hostdata, reg, bit, val, reg, bit, val, wait); } -- cgit v1.2.3